18817438

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1571}}^1$

素因数の和:1739

約数の個数: 16

約数和(自身を含む): 29031696

約数和(自身を除く): 10214258

約数列:

[1, 2, 53, 106, 113, 226, 1571, 3142, 5989, 11978, 83263, 166526, 177523, 355046, 9408719, 18817438]

約数ペア:

[(1, 18817438), (2, 9408719), (53, 355046), (106, 177523), (113, 166526), (226, 83263), (1571, 11978), (3142, 5989)]